Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Platteville, CO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
970-598 A HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
970-598 0 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2015-08-05   
970-598 1 DNVRCO26XIX  073H TELNYX LLC 656   2018-05-02   
970-598 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-11   
970-598 3 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2016-04-11   
970-598 4 DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2021-01-03   
970-598 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-09-09   
970-598 6 DNVTCOZICMD  515J IP HORIZON LLC 656   2024-08-08   
970-598 7 HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656   2015-01-17   
970-598 8   624H ONVOY SPECTRUM, LLC 656   2021-03-07   
970-598 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-03-07   
970-703 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-703 0 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-02-05   
970-703 1 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-10-11   
970-703 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2020-10-30   
970-703 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
970-703 4 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-02-20   
970-703 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-03-11   
970-703 6 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-04   
970-703 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-703 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2007-04-09   
970-703 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2012-12-13   
970-785 A PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 0 PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 1 PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 2 PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 3 DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656   2011-01-03   
970-785 4 PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 5 DNVRCO26XUX  516J TON80 COMMUNICATIONS, LLC 656   2021-10-29   
970-785 6 PTVLCOMARS1  9636 QWEST CORPORATION 656      
970-785 7 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-03-25   
970-785 8 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
970-785 9 PTVLCOMARS1  9636 QWEST CORPORATION 656      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.